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re: Gaia Space Telescope to release most precise map of the Milky Way ever tomorrow
Posted on 4/25/18 at 9:04 pm to jeffsdad
Posted on 4/25/18 at 9:04 pm to jeffsdad
quote:
Wait a minute.....no light from other galaxies will ever reach us??? dont think that is correct
Light reaches us today from many other galaxies, but at some point in the future that will stop. Space will be expanding too fast for emitted light from other galaxies aimed towards us to ever make it to us.
Edit: Like swimming against a river current that pulls you away from your destination faster than you can swim towards.
This post was edited on 4/25/18 at 9:07 pm
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